Hanalei, Kauai weather in April 2025

Expect 79°F daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Hanalei, Kauai in April. Check more long-term weather averages for Hanalei, Kauai in April before you book your next holiday to Hawaii in 2025/2026.

  • 79°F maximum daytime temperature in April in Hanalei, Kauai79
    79°F max day temperature
  • 7 hours of sunshine per day
  • 18 days with some rainfall in April in Hanalei, Kauai18
    18 days with some rainfall
  • 68°F minimum night-time temperature in April in Hanalei, Kauai68
    68°F min night temperature
  • 13 hours of daylight per day in April in Hanalei, Kauai13
    13 hours of daylight per day
  • Low heat & humidity in April in Hanalei, KauaiL
    Low heat & humidity
  • 6.2 inches monthly rainfall in April in Hanalei, Kauai6.2
    6.2 inches of monthly rainfall
  • UV (maximum) index 11 (Extreme) in April in Hanalei, Kauai11
    11 (Extreme) UV index
  • 75°F sea temperature in April in Hanalei, Kauai75
    75°F sea temperature

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The April weather guide for Hawaii (Hanalei, Kauai) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

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How hot is it in Hanalei, Kauai in April?

Daytime temperatures usually reach 79°F in Hanalei, Kauai in April with low heat and humidity, falling to 68°F at night.

How sunny is it in Hanalei, Kauai in April?

There are normally 7 hours of bright sunshine each day in Hanalei, Kauai in April - that's 54% of daylight hours.

How warm is the sea around Hanalei, Kauai in April?

The average sea temperature around Hanalei, Kauai in April is 75°F.

Does it rain in Hanalei, Kauai in April?

There are usually 18 days with some rain in Hanalei, Kauai in April and the average monthly rainfall is 6.2 inches.

Hanalei, Kauai April sunrise & sunset times

Browse the sunrise and sunset times for Hanalei, Kauai in April 2025. Select a month to view Hanalei, Kauai sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st April 2025 06:30 18:53
Tuesday, 15th April 2025 06:18 18:58
Wednesday, 30th April 2025 06:06 19:04

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